3-(Chloromethyl)-1,2,4-triazolin-5-one - ≥98% , CAS No.252742-72-6

CAS: 252742-72-6 Cat. No.: C153530 Molecular Weight: 133.54 EC Number: 607-678-2
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
DTXSID10435925 | 07IM7R18AS | SY030348 | 5-Chloromethyl-2,4-dihydro-[1,2,4]triazol-3-one | A18529 | Tox21_300662 | 2-(Dimethylamino)ethyl (2RS)-2-(1-hydroxycyclopentyl)phenylacetate monohydrochloride | 5-Chloromethyl-2H-1,2,4-triazolin-3-one | ZLRBJVJEQXB
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
C153530-1g
10

$16.90

$25.90
Save $9.00 (34.75%)
5g
C153530-5g
5

$21.90

$32.90
Save $11.00 (33.43%)
10g
C153530-10g
3

$36.90

$55.90
Save $19.00 (33.99%)
25g
C153530-25g
1

$62.90

$94.90
Save $32.00 (33.72%)
100g
C153530-100g
1

$201.90

$302.90
Save $101.00 (33.34%)
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
DTXSID10435925 | 07IM7R18AS | SY030348 | 5-Chloromethyl-2, 4-dihydro-[1, 2, 4]triazol-3-one | A18529 | Tox21_300662 | 2-(Dimethylamino)ethyl (2RS)-2-(1-hydroxycyclopentyl)phenylacetate monohydrochloride | 5-Chloromethyl-2H-1, 2, 4-triazolin-3-one | ZLRBJVJEQXB
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488202964
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488202964
Canonical SmilesC(C1=NNC(=O)N1)Cl
IUPAC Name3-(chloromethyl)-1,4-dihydro-1,2,4-triazol-5-one
InChIKeyZLRBJVJEQXBAAI-UHFFFAOYSA-N
INCHI1S/C3H4ClN3O/c4-1-2-5-3(8)7-6-2/h1H2,(H2,5,6,7,8)
Isomeric SMILES C(C1=NNC(=O)N1)Cl
Molecular Weight 133.54
Reaxy-Rn 8678027
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=8678027&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzoles
SubclassTriazoles
Intermediate Tree Nodes Not available
Direct ParentTriazoles
Alternative Parents Heteroaromatic compounds  Azacyclic compounds  Organooxygen compounds  Organonitrogen compounds  Organochlorides  Organic oxides  Hydrocarbon derivatives  Alkyl chlorides  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Heteroaromatic compound - 1,2,4-triazole - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Organochloride - Organohalogen compound - Alkyl halide - Alkyl chloride - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as triazoles. These are compounds containing a five-member aromatic ring of two carbon atoms and three nitrogen atoms.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

8 results found

Lot NumberCertificate TypeDateItem
J2509010Certificate of AnalysisOct 15, 2025 C153530
K2120383Certificate of AnalysisSep 04, 2025 C153530
K2120388Certificate of AnalysisSep 04, 2025 C153530
K2120424Certificate of AnalysisSep 04, 2025 C153530
K2120425Certificate of AnalysisSep 04, 2025 C153530
H1723038Certificate of AnalysisMar 04, 2025 C153530
C2330733Certificate of AnalysisOct 28, 2021 C153530
L2418289Certificate of AnalysisOct 28, 2021 C153530
Chemical and Physical Properties
SolubilitySoluble in Methanol
Melt Point(°C)199 °C
Molecular Weight133.540 g/mol
XLogP3-0.200
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass133.004 Da
Monoisotopic Mass133.004 Da
Topological Polar Surface Area53.500 Ų
Heavy Atom Count8
Formal Charge0
Complexity143.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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